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介绍了新型合成闸瓦的试验条件及生产工艺过程 ;通过井下工业性试验 ,合成闸瓦比铸铁闸瓦使用寿命提高一倍。
The test conditions and production process of the new synthetic brake shoe are introduced. Through the downhole industrial test, the service life of the synthetic brake shoe is doubled.